angle eikonal

例句：

1. 1. The angle of the light is what determines how it hits the surface.
   光线的角度决定了它如何击中表面。
2. 2.The eikonal equation describes the dispersion of light in a medium.
   eikonal方程描述了光在介质中的散射。
3. 3.The angle of incidence and the eikonal parameters are crucial for understanding the behavior of light waves.
   入射角和eikonal参数对于理解光波的行为至关重要。